data as an attribute on a dimension or a key on the fact table

dimension attribute denormalisation in fact table

Hello, in our data warehouse, we have a fact table containing about 100 million rows per month joined to a customer dimension containing about 10 million customers. The customer dimension contains 30 attributes. Two of these attributes are very

Deriving Dimension attributes from Fact table

Hi, I have a Customer_Activity fact table which stores the the Activity Start & End Date values. I need to derive the last time the customer had an activity before the current date (based on the Activity End Date - MAX(Activity End Date) WHERE Activity

Dimension Attributes and Fact attributes storing same data in multiple data marts??

Can data marts using BUS architecture store the same data but be called different names like DimChargeToDept and DimDepartment. All have the same attirbutes names different but same exact data and rows. I would rather they create a view for each

Same attribute in multiple dimensions or Create new dimension?

Hi all - I'm struggling with this concept. I have 2 dimensions: Customer and Products. Both share a common single attribute that I'll just call "Owner" for now. If a customer purchased a product, the owner would be the same for both. I

SCD Type 2 dimension and fact table being the same table

I am designing a dimensional model for employee data in a data warehouse. Right now I only register the basic information about the employee, like job title, department, language, FTE, etc. I have chosen to use an SCD Type 2 dimension since I want to keep

Fact table with multiple date ?

Hi, I am modling a fact table for prisoners inscription in order to track historical changes. An admission is the hole stay comprise of one or many inscriptions usually separated by transferts between institutions. In the transactionnal system, it

Audit Dimension Help

Hello all. I'm at the stage now where im building the audit dimension for my warehouse. I am having a little trouble figuring out a few things though. How do you aggregate the data from the error event fact table into the audit dimension? Some records

Sparse dimensions, how to handle?

I've purchased the book "The Microsoft Data Warehouse Toolkit" and have reviewed it in order to build out a data warehouse solution I am currently designing. I am stuck in a spot that I don't seem to find any examples of , or am not abl

Montly Snapshot views with transactional Fact table w/SCD2

I am a new at working with Dimensional Database design. I am struggling with something that probley is real easy to do, but just can't find documentation that will explain it. I want to create a monthly snapshot view of my transactional Fact table with

Transactional detail fact table w/complimentary snapshot table. How do the two play together?

Take a detail daily banking transaction table with standard credit and debit level transactions. I want to build the accompanying snapshot that would present the higher level rollups of these lower transactions: There are about 250 daily transaction

Kirby's Epic Yarn!

So I got this today! Everybody with a soul enjoys some Kirby every now and then. This si Kirby's first console platformer game since Kirby 64 way back in 2000, I think it was. Time flies, eh? So here is what Sparky thinks of it: First off, Toys R' Us i

100 reasons why Madeleine was not abducted

http://blogs.news.sky.com/discussions/show.html?plckForumPage=ForumDiscussion&plckDiscussionId=Cat:746f9309-1bb1-4b07-ad11-647f5ba16800Forum:4237bf3e-0948-444d-a452-46289a2fd1f7Discussion:53085ce6-d0e9-4517-9607-a2eb2b4b9b84 class=Discussion_PostTi

New Release Media Companion gen2 3.148

Just a small update on 3.143 New feature for Movies, support for <sortorder> tags. The field is below the Movie title, by default it is the same as the title, but xbmc will list movies alphabetically according to what is in this tag. You ca